Nissan Altima 2007-2012 Service Manual: Common ITEM

 Diagnosis Description

BCM CONSULT-III FUNCTION

CONSULT-III performs the following functions via CAN communication with BCM.

SYSTEM APPLICATION

BCM can perform the following functions for each system.

NOTE: It can perform the diagnosis modes except the following for all sub system selection items.

CONSULT-III Function

ECU IDENTIFICATION

Displays the BCM part No.

SELF-DIAG RESULT

Refer to BCS-91, "DTC Index".

    Diagnosis system (BCM)
    ...

    Retained PWR
     CONSULT-III Function (BCM - RETAINED PWR) Data monitor ...

    Other materials:

    P1574 ASCD vehicle speed sensor
    Description The ECM receives two vehicle speed signals via CAN communication line. One is sent from combination meter, and the other is from TCM (Transmission control module). The ECM uses these signals for ASCD control. Refer to EC-67, "System Description" for ASCD functions. D ...

    B2604 PNP switch
    Description BCM confirms the shift position with the following 4 signals. • CVT selector lever • P/N position switch • P position signal from IPDM E/R (CAN) • P position signal from TCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2604 is displayed with DTC U1000, first ...

    P0506 ISC System
    Description The ECM controls the engine idle speed to a specified level through the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. The operating of the throttle valve is varied to allow for optimum control of the engine ...